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DC generator

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1890
50.0 x 21.0 cm
NEMO Science Museum

thomas alva edison (1847 – 1931)

Thomas Alva Edison (1847-1931): American inventor of the light bulb, phonograph & motion pictures. Pioneer of industrial research with 1093+ patents. Explore his legacy!

NEMO Science Museum (Amsterdam, Holland)

Edison built this DC generator based on his 1878 design. The two long, vertically oriented black cylinders are the field coils that generate the magnetic field in which the rotor turns. The shape of those coils led the lab workers who worked on this design – all of whom were men – to refer it as ‘The Long-legged Mary-Ann’. The rotor is on the bottom, behind an upright lever. The lever controls a switch that can be set so the power generated by the rotor flows through the field coils in a parallel circuit, allowing the generator to create its own field. This type of generator was built in various sizes, and there are versions up to two metres high. Large horizontal versions were used for the world

Om dette kunstværk

Titel: DC generator
Kunstner: thomas alva edison
År: 1890
Oprindelige dimensioner: 50.0 x 21.0 cm
Ophavsretlig status: Offentlig ejendomsret
Hvor det kan ses: NEMO Science Museum
Kreativ periode: Late Medieval
Kontekstuelt korpus: nemo museum display piece , historical device showcase
Nøgleord: museum artwork” , nemo science museum , black cylinder art

DC generator

thomas alva edison (1847 – 1931)

NEMO Science Museum (Amsterdam, Holland)

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DC generator

thomas alva edison (1847 – 1931)

NEMO Science Museum (Amsterdam, Holland)

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